Organs are a collection of tissues that become a unit in structure and function.
Organs can be found in all biological organisms.
Glands are organs in an animal’s body that synthesises a substance.
Many different types of substances can be produced. They can be such examples as hormones.
They are then secreted into neighboring tissue or the blood stream depending on use.
There are larger organs and larger glands
Below is a list of some of the more important ones:
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